Astell&Kern UW100 MK II
Best wireless option for serious audiophiles seeking uncompromised sound quality.
Prioritizing audio fidelity over standard wireless convenience, these earbuds integrate a dedicated 32-bit DAC and balanced armature drivers for a refined listening experience. While they skip active noise cancellation in favor of superior passive isolation, the result is a cleaner, more detailed sound profile for critical listeners.
$299.00
at
Head-fi
Who it's for
- Critical listeners seeking high-resolution sound in a wireless format
- Commuters who prefer natural sound dampening over active noise cancellation
- Professionals managing audio across both a laptop and a smartphone
Who should skip it
- Users with smaller ears or those prioritizing pocketable portability
- Frequent flyers requiring total silence in noisy cabin environments
- Active users who frequently adjust their earbuds during movement
Performance breakdown
Audio Fidelity
Balanced armature drivers deliver exceptional clarity that rivals wired audiophile monitors.
Noise Isolation
Passive seal is remarkably effective, avoiding the artificial pressure of active cancellation.
Connectivity Stability
Multipoint support is seamless, handling device switching without any frustrating dropouts.
Battery Endurance
Solid playback times that easily outlast most long-haul international flights.
Ergonomic Comfort
Refined shape sits securely for hours without causing typical ear fatigue.
DAC Performance
Dedicated 32-bit processing provides a nuanced, rich soundstage rarely found wirelessly.
Key Specs
DAC
32-bit Hi-Fi DAC
Driver Type
Knowles Balanced Armature
Battery Life
9.5 hours
Total Playback
29 hours
Connectivity
Bluetooth 5.2
Charging Interface
USB-C and Wireless
Noise Isolation
Passive Noise Isolation (PNI)
Microphone
Dual mics per earbud with cVc 8.0
Codec Support
aptX Adaptive
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